package com.example.studentcompetitionplatform.service;

import com.example.studentcompetitionplatform.entity.Competitions;
import com.example.studentcompetitionplatform.entity.Registrations;

import java.util.Map;

public interface IGeRenXinXiService {
    //取消（删除）
    void deleteR(Registrations registrations);
    //分页数据查询
    Map<String, Object> page(Integer pageNum, Integer pageSize, Integer registrationId,Integer userId);


}
